--- sourceDocument: yokohama Combined Product Files sourceDocumentLink: https://www.servicenow.com/docs/r/yokohama/delta-xanadu-yokohama Release : - yokohama ft:locale : - en-US ft:publication_title : - yokohama Combined Product Files ft:clusterId : - delta3yx bundleId : - delta3yx --- # Combined UI Component CLI Extension release notes for upgrades from Xanadu to Yokohama # Combined UI Component CLI Extension release notes for upgrades from Xanadu to Yokohama {#ariaid-title1} Release version: Yokohama Updated October 8, 2026 ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 2 minutes to read Summarize ![AI sparkle icon](https://servicenow.com/docs/portal-asset/ai-sparkle-icon) Summarized using AI This content was generated using new OpenAI-powered functionality. Results are provided on an as is basis and are not guaranteed to be accurate or complete. ## Summary of Combined UI Component CLI Extension release notes for upgrades from Xanadu to Yokohama This consolidated release notes document provides ServiceNow customers with a comprehensive summary of the UI Component CLI Extension updates spanning from the Xanadu release to the Yokohama release. It is designed to help you prepare for your upgrade by highlighting new features, changes, removals, deprecations, and important upgrade considerations across these releases. Show full answer Show less ## Key Features * **Module Caching (Xanadu):** Introduced to improve developer server performance by caching imported modules in memory for faster subsequent use. ## Upgrade Considerations * **Pre- and Post-Upgrade Tasks:** Review and complete any necessary tasks before upgrading to Yokohama to ensure a smooth transition. * **Activation:** To install the UI Component CLI extension, first install the ServiceNow CLI and then add the UI Component extension as part of your environment setup. * **System Requirements:** The extension requires Windows 10 or MacOS Yosemite (or later) as the operating system. ## Other Updates * No changes, removals, or deprecations were introduced between Xanadu and Yokohama. * No updates related to browser requirements, accessibility, or localization were noted for this release cycle. ## What to Expect By upgrading to the Yokohama release, ServiceNow customers can maintain current functionality while benefiting from the improved developer server performance established in earlier releases. Since no removals or deprecations were made, existing workflows and features remain stable and supported. Consolidated page of all release notes for UI Component CLI Extension from Xanadu to Yokohama. ## How to use this page To help you prepare for your upgrade, we have combined the cross-family UI Component CLI Extension release notes onto one page. Read this summary of the new features, changes, and updated information for your product from Xanadu to Yokohama. Tip: If there were no updates for a release notes section in a certain family release, we included a short note for your reference. For example, if a product did not have any updates in Tokyo, the row says "No updates for this release." ## Important information for upgrading UI Component CLI Extension to Yokohama Before you upgrade to Yokohama, review these pre- and post-upgrade tasks and complete the tasks as needed. {#dfrn3-uicomponentcliextension-summary__entry__2} | Release | Release notes | |-|-| | Xanadu | No updates for this release. | | Yokohama | No updates for this release. | [ ] ## New features Between your current release family and Yokohama, new features were introduced for UI Component CLI Extension. {#dfrn3-uicomponentcliextension-summary__entry__8} | Release | Release notes | |-|-| | Xanadu | Module caching : Module caching improves developer server performance by storing a module in memory when imported and returning the module from the cache for future uses. | | Yokohama | No updates for this release. | [ ] ## Changes Between your current release family and Yokohama, some changes were made to existing UI Component CLI Extension features. {#dfrn3-uicomponentcliextension-summary__entry__14} | Release | Release notes | |-|-| | Xanadu | No updates for this release. | | Yokohama | No updates for this release. | [ ] ## Removed Between your current release family and Yokohama, some UI Component CLI Extension features or functionality were removed. {#dfrn3-uicomponentcliextension-summary__entry__20} | Release | Release notes | |-|-| | Xanadu | No updates for this release. | | Yokohama | No updates for this release. | [ ] ## Deprecations Between your current release family and Yokohama, some UI Component CLI Extension features or functionality were deprecated. {#dfrn3-uicomponentcliextension-summary__entry__26} | Release | Release notes | |-|-| | Xanadu | No updates for this release. | | Yokohama | No updates for this release. | [ ] ## Activation information Review information on how to activate UI Component CLI Extension. {#dfrn3-uicomponentcliextension-summary__entry__32} | Release | Release notes | |-|-| | Xanadu | To install the UI Component CLI extension, install the ServiceNow CLI and add the UI component extension. For details, see [Environment Setup](https://developer.servicenow.com/dev.do#!/reference/next-experience/xanadu/cli/getting-started). | | Yokohama | No updates for this release. | [ ] ## Additional requirements If any additional requirements were introduced or changed for UI Component CLI Extension we have noted them here. {#dfrn3-uicomponentcliextension-summary__entry__38} | Release | Release notes | |-|-| | Xanadu | The UI Component CLI extension requires either Windows 10 or a MacOS with Yosemite or later. | | Yokohama | No updates for this release. | [ ] ## Browser requirements If any specific browser requirements were introduced or changed for UI Component CLI Extension we have noted them here. {#dfrn3-uicomponentcliextension-summary__entry__44} | Release | Release notes | |-|-| | Xanadu | No updates for this release. | | Yokohama | No updates for this release. | [ ] ## Accessibility information Review details on accessibility information for UI Component CLI Extension, such as specific requirements or compliance levels. {#dfrn3-uicomponentcliextension-summary__entry__50} | Release | Release notes | |-|-| | Xanadu | No updates for this release. | | Yokohama | No updates for this release. | [ ] ## Localization information If there are specific localization considerations for UI Component CLI Extension we have noted them here. {#dfrn3-uicomponentcliextension-summary__entry__56} | Release | Release notes | |-|-| | Xanadu | No updates for this release. | | Yokohama | No updates for this release. | [ ] ## Highlight information If there are specific highlight considerations for UI Component CLI Extension we have noted them here. {#dfrn3-uicomponentcliextension-summary__entry__62} | Release | Release notes | |-|-| | Xanadu | Improve developer server performance with module caching. See [UI Component Extension](https://developer.servicenow.com/dev.do#!/reference/next-experience/xanadu/cli/cli) for more information. | | Yokohama | No updates for this release. | [ ]